19498+1844 J  3014

 
 
19h 49m 39.96s +18 44' 36.4" P.A. 347 sep 6.4 mag 10.43,10.86 Sp B8
 
 
Coord 2000
19498+1844
Discov num
J  3014
Comp
Coord arcsec 2000
19 49 39.96 +18 44 36.4
Date first
1895
Date last
2016
Obs
8
Pa first
345
Pa last
347
P.A. Now (θ)
347°
Sep first
6.7
Sep last
6.4
Sep. Now (ρ)
6.4"
Mag pri
10.43
Mag sec
10.86
delta mag (ΔM)
0.43
Spectral class
B8 (blue-white)
Pri motion ra
-001
Sec motion ra
+001
Pri motion dec
-004
Sec motion dec
-002
Notes
rPM=0.686
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
346.6
Precise sep
6.443
Constellation
Sagitta
Tycho2
1619-01269-1
last precise pa
346.6
last precise sep
6.443
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19498+1844 J 3014 2000 5 347 6.3 10.43 10.86 B8 D 194939.96+184436.4
19498+1844 J 3014 2010 6 346 6.5 10.43 10.86 B8 D 194939.96+184436.4
19498+1844 J 3014 2016 8 347 6.4 10.43 10.86 B8 194939.96+184436.4

If you need more information about this double, apply for a data request form to the WDS.